./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.5.ufo.BOUNDED-10.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.5.ufo.BOUNDED-10.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b1fa78b32466948213cdbfc05d3adcde2ac2fc14323ec3ac2f4b441976452676 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 15:38:08,662 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:38:08,665 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:38:08,709 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:38:08,710 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:38:08,713 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:38:08,716 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:38:08,719 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:38:08,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:38:08,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:38:08,730 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:38:08,732 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:38:08,732 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:38:08,735 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:38:08,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:38:08,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:38:08,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:38:08,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:38:08,744 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:38:08,752 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:38:08,753 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:38:08,756 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:38:08,757 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:38:08,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:38:08,770 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:38:08,770 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:38:08,770 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:38:08,773 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:38:08,773 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:38:08,774 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:38:08,775 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:38:08,776 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:38:08,778 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:38:08,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:38:08,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:38:08,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:38:08,783 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:38:08,783 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:38:08,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:38:08,786 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:38:08,786 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:38:08,787 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-23 15:38:08,837 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:38:08,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:38:08,838 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:38:08,839 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:38:08,840 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:38:08,840 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:38:08,840 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:38:08,841 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:38:08,841 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:38:08,841 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 15:38:08,843 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:38:08,843 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:38:08,843 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 15:38:08,844 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 15:38:08,844 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:38:08,844 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 15:38:08,845 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 15:38:08,845 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 15:38:08,846 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:38:08,846 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 15:38:08,847 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 15:38:08,847 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:38:08,847 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 15:38:08,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:38:08,848 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:38:08,848 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:38:08,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:38:08,849 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 15:38:08,850 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 15:38:08,850 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:38:08,850 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:38:08,851 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:38:08,851 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:38:08,851 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:38:08,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:38:08,852 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:38:08,853 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 15:38:08,853 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:38:08,853 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:38:08,853 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 15:38:08,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 15:38:08,854 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:38:08,854 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:38:08,854 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1fa78b32466948213cdbfc05d3adcde2ac2fc14323ec3ac2f4b441976452676 [2022-11-23 15:38:09,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:38:09,251 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:38:09,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:38:09,256 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:38:09,256 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:38:09,257 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.5.ufo.BOUNDED-10.pals.c [2022-11-23 15:38:12,533 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:38:12,787 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:38:12,788 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.5.ufo.BOUNDED-10.pals.c [2022-11-23 15:38:12,798 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/data/f7c344a16/69dddb846c124a198572f68f2f537403/FLAGbcf1137b1 [2022-11-23 15:38:12,813 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/data/f7c344a16/69dddb846c124a198572f68f2f537403 [2022-11-23 15:38:12,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:38:12,817 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:38:12,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:38:12,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:38:12,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:38:12,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:38:12" (1/1) ... [2022-11-23 15:38:12,824 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2280b732 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:12, skipping insertion in model container [2022-11-23 15:38:12,825 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:38:12" (1/1) ... [2022-11-23 15:38:12,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:38:12,892 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:38:13,138 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.5.ufo.BOUNDED-10.pals.c[14595,14608] [2022-11-23 15:38:13,139 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:38:13,151 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 15:38:13,228 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.5.ufo.BOUNDED-10.pals.c[14595,14608] [2022-11-23 15:38:13,229 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:38:13,247 INFO L208 MainTranslator]: Completed translation [2022-11-23 15:38:13,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:13 WrapperNode [2022-11-23 15:38:13,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:38:13,252 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 15:38:13,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 15:38:13,253 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 15:38:13,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:13" (1/1) ... [2022-11-23 15:38:13,283 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:13" (1/1) ... [2022-11-23 15:38:13,327 INFO L138 Inliner]: procedures = 32, calls = 47, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 485 [2022-11-23 15:38:13,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 15:38:13,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 15:38:13,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 15:38:13,329 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 15:38:13,339 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:13" (1/1) ... [2022-11-23 15:38:13,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:13" (1/1) ... [2022-11-23 15:38:13,344 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:13" (1/1) ... [2022-11-23 15:38:13,344 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:13" (1/1) ... [2022-11-23 15:38:13,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:13" (1/1) ... [2022-11-23 15:38:13,360 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:13" (1/1) ... [2022-11-23 15:38:13,363 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:13" (1/1) ... [2022-11-23 15:38:13,365 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:13" (1/1) ... [2022-11-23 15:38:13,372 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 15:38:13,384 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 15:38:13,384 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 15:38:13,385 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 15:38:13,386 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:13" (1/1) ... [2022-11-23 15:38:13,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:38:13,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:38:13,434 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 15:38:13,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 15:38:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2022-11-23 15:38:13,488 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2022-11-23 15:38:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 15:38:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2022-11-23 15:38:13,489 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2022-11-23 15:38:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2022-11-23 15:38:13,489 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2022-11-23 15:38:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-23 15:38:13,490 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-23 15:38:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 15:38:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2022-11-23 15:38:13,490 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2022-11-23 15:38:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 15:38:13,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 15:38:13,491 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2022-11-23 15:38:13,491 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2022-11-23 15:38:13,659 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 15:38:13,669 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 15:38:14,412 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 15:38:14,644 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 15:38:14,645 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-23 15:38:14,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:38:14 BoogieIcfgContainer [2022-11-23 15:38:14,651 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 15:38:14,654 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 15:38:14,654 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 15:38:14,658 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 15:38:14,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:38:12" (1/3) ... [2022-11-23 15:38:14,660 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3423d502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:38:14, skipping insertion in model container [2022-11-23 15:38:14,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:13" (2/3) ... [2022-11-23 15:38:14,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3423d502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:38:14, skipping insertion in model container [2022-11-23 15:38:14,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:38:14" (3/3) ... [2022-11-23 15:38:14,666 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_STARTPALS_ActiveStandby.5.ufo.BOUNDED-10.pals.c [2022-11-23 15:38:14,689 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 15:38:14,689 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-23 15:38:14,761 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 15:38:14,768 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@f6137c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 15:38:14,768 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-23 15:38:14,773 INFO L276 IsEmpty]: Start isEmpty. Operand has 142 states, 104 states have (on average 1.5288461538461537) internal successors, (159), 106 states have internal predecessors, (159), 29 states have call successors, (29), 6 states have call predecessors, (29), 6 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2022-11-23 15:38:14,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-23 15:38:14,787 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:38:14,788 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:38:14,789 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-23 15:38:14,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:38:14,795 INFO L85 PathProgramCache]: Analyzing trace with hash -1680773329, now seen corresponding path program 1 times [2022-11-23 15:38:14,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:38:14,807 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462826768] [2022-11-23 15:38:14,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:38:14,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:38:15,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:38:15,488 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-23 15:38:15,488 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:38:15,489 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462826768] [2022-11-23 15:38:15,489 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462826768] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:38:15,490 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:38:15,490 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 15:38:15,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57693270] [2022-11-23 15:38:15,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:38:15,497 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:38:15,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:38:15,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:38:15,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:38:15,530 INFO L87 Difference]: Start difference. First operand has 142 states, 104 states have (on average 1.5288461538461537) internal successors, (159), 106 states have internal predecessors, (159), 29 states have call successors, (29), 6 states have call predecessors, (29), 6 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 4 states, 3 states have (on average 11.666666666666666) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-23 15:38:15,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:38:15,674 INFO L93 Difference]: Finished difference Result 245 states and 384 transitions. [2022-11-23 15:38:15,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:38:15,676 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 11.666666666666666) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 55 [2022-11-23 15:38:15,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:38:15,695 INFO L225 Difference]: With dead ends: 245 [2022-11-23 15:38:15,695 INFO L226 Difference]: Without dead ends: 241 [2022-11-23 15:38:15,698 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:38:15,704 INFO L413 NwaCegarLoop]: 228 mSDtfsCounter, 99 mSDsluCounter, 429 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 657 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 15:38:15,706 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 657 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 15:38:15,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2022-11-23 15:38:15,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 241. [2022-11-23 15:38:15,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 180 states have (on average 1.5222222222222221) internal successors, (274), 181 states have internal predecessors, (274), 53 states have call successors, (53), 6 states have call predecessors, (53), 6 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) [2022-11-23 15:38:15,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 380 transitions. [2022-11-23 15:38:15,814 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 380 transitions. Word has length 55 [2022-11-23 15:38:15,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:38:15,816 INFO L495 AbstractCegarLoop]: Abstraction has 241 states and 380 transitions. [2022-11-23 15:38:15,817 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 11.666666666666666) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-23 15:38:15,817 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 380 transitions. [2022-11-23 15:38:15,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-23 15:38:15,830 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:38:15,831 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:38:15,831 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 15:38:15,831 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-23 15:38:15,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:38:15,832 INFO L85 PathProgramCache]: Analyzing trace with hash -622119911, now seen corresponding path program 1 times [2022-11-23 15:38:15,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:38:15,832 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7327020] [2022-11-23 15:38:15,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:38:15,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:38:15,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:38:16,459 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-11-23 15:38:16,459 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:38:16,460 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [7327020] [2022-11-23 15:38:16,460 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [7327020] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 15:38:16,460 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [434664043] [2022-11-23 15:38:16,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:38:16,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:38:16,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:38:16,465 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:38:16,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 15:38:16,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:38:16,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 619 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-23 15:38:16,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:38:16,898 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-11-23 15:38:16,898 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:38:16,898 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [434664043] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:38:16,899 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 15:38:16,899 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2022-11-23 15:38:16,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891500731] [2022-11-23 15:38:16,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:38:16,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 15:38:16,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:38:16,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 15:38:16,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-11-23 15:38:16,902 INFO L87 Difference]: Start difference. First operand 241 states and 380 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2022-11-23 15:38:17,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:38:17,246 INFO L93 Difference]: Finished difference Result 483 states and 757 transitions. [2022-11-23 15:38:17,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 15:38:17,247 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 106 [2022-11-23 15:38:17,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:38:17,249 INFO L225 Difference]: With dead ends: 483 [2022-11-23 15:38:17,249 INFO L226 Difference]: Without dead ends: 267 [2022-11-23 15:38:17,252 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2022-11-23 15:38:17,255 INFO L413 NwaCegarLoop]: 190 mSDtfsCounter, 537 mSDsluCounter, 361 mSDsCounter, 0 mSdLazyCounter, 164 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 537 SdHoareTripleChecker+Valid, 551 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-23 15:38:17,256 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [537 Valid, 551 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 164 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-23 15:38:17,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2022-11-23 15:38:17,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 250. [2022-11-23 15:38:17,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 186 states have (on average 1.5053763440860215) internal successors, (280), 187 states have internal predecessors, (280), 54 states have call successors, (54), 8 states have call predecessors, (54), 8 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2022-11-23 15:38:17,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 388 transitions. [2022-11-23 15:38:17,303 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 388 transitions. Word has length 106 [2022-11-23 15:38:17,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:38:17,304 INFO L495 AbstractCegarLoop]: Abstraction has 250 states and 388 transitions. [2022-11-23 15:38:17,304 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2022-11-23 15:38:17,304 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 388 transitions. [2022-11-23 15:38:17,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-23 15:38:17,309 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:38:17,309 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:38:17,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-23 15:38:17,520 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:38:17,520 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-23 15:38:17,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:38:17,521 INFO L85 PathProgramCache]: Analyzing trace with hash -740017915, now seen corresponding path program 1 times [2022-11-23 15:38:17,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:38:17,521 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453858435] [2022-11-23 15:38:17,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:38:17,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:38:17,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:38:17,884 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-11-23 15:38:17,885 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:38:17,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453858435] [2022-11-23 15:38:17,885 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453858435] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 15:38:17,886 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1597334786] [2022-11-23 15:38:17,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:38:17,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:38:17,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:38:17,887 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:38:17,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 15:38:18,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:38:18,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 620 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-23 15:38:18,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:38:18,204 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-11-23 15:38:18,205 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:38:18,205 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1597334786] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:38:18,205 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 15:38:18,205 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 10 [2022-11-23 15:38:18,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597669199] [2022-11-23 15:38:18,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:38:18,206 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 15:38:18,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:38:18,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 15:38:18,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2022-11-23 15:38:18,208 INFO L87 Difference]: Start difference. First operand 250 states and 388 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2022-11-23 15:38:18,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:38:18,496 INFO L93 Difference]: Finished difference Result 559 states and 879 transitions. [2022-11-23 15:38:18,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 15:38:18,497 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 107 [2022-11-23 15:38:18,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:38:18,501 INFO L225 Difference]: With dead ends: 559 [2022-11-23 15:38:18,501 INFO L226 Difference]: Without dead ends: 345 [2022-11-23 15:38:18,504 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-11-23 15:38:18,507 INFO L413 NwaCegarLoop]: 193 mSDtfsCounter, 535 mSDsluCounter, 365 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 535 SdHoareTripleChecker+Valid, 558 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-23 15:38:18,508 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [535 Valid, 558 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-23 15:38:18,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2022-11-23 15:38:18,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 250. [2022-11-23 15:38:18,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 186 states have (on average 1.5) internal successors, (279), 187 states have internal predecessors, (279), 54 states have call successors, (54), 8 states have call predecessors, (54), 8 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2022-11-23 15:38:18,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 387 transitions. [2022-11-23 15:38:18,575 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 387 transitions. Word has length 107 [2022-11-23 15:38:18,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:38:18,577 INFO L495 AbstractCegarLoop]: Abstraction has 250 states and 387 transitions. [2022-11-23 15:38:18,577 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2022-11-23 15:38:18,577 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 387 transitions. [2022-11-23 15:38:18,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-23 15:38:18,586 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:38:18,587 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:38:18,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-23 15:38:18,793 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:38:18,793 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-23 15:38:18,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:38:18,794 INFO L85 PathProgramCache]: Analyzing trace with hash 529317387, now seen corresponding path program 1 times [2022-11-23 15:38:18,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:38:18,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364839920] [2022-11-23 15:38:18,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:38:18,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:38:18,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:38:19,130 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-11-23 15:38:19,131 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:38:19,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364839920] [2022-11-23 15:38:19,131 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364839920] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 15:38:19,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [666200983] [2022-11-23 15:38:19,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:38:19,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:38:19,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:38:19,133 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:38:19,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-23 15:38:19,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:38:19,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 619 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-23 15:38:19,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:38:19,456 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-11-23 15:38:19,456 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:38:19,457 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [666200983] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:38:19,457 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 15:38:19,457 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-11-23 15:38:19,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226858982] [2022-11-23 15:38:19,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:38:19,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 15:38:19,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:38:19,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 15:38:19,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-23 15:38:19,459 INFO L87 Difference]: Start difference. First operand 250 states and 387 transitions. Second operand has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-11-23 15:38:19,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:38:19,635 INFO L93 Difference]: Finished difference Result 250 states and 387 transitions. [2022-11-23 15:38:19,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 15:38:19,636 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 109 [2022-11-23 15:38:19,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:38:19,638 INFO L225 Difference]: With dead ends: 250 [2022-11-23 15:38:19,639 INFO L226 Difference]: Without dead ends: 249 [2022-11-23 15:38:19,639 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-11-23 15:38:19,640 INFO L413 NwaCegarLoop]: 352 mSDtfsCounter, 197 mSDsluCounter, 896 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 1248 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 15:38:19,640 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [232 Valid, 1248 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 15:38:19,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2022-11-23 15:38:19,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 249. [2022-11-23 15:38:19,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 186 states have (on average 1.4946236559139785) internal successors, (278), 186 states have internal predecessors, (278), 54 states have call successors, (54), 8 states have call predecessors, (54), 8 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2022-11-23 15:38:19,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 386 transitions. [2022-11-23 15:38:19,686 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 386 transitions. Word has length 109 [2022-11-23 15:38:19,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:38:19,687 INFO L495 AbstractCegarLoop]: Abstraction has 249 states and 386 transitions. [2022-11-23 15:38:19,687 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 3 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-11-23 15:38:19,688 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 386 transitions. [2022-11-23 15:38:19,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-23 15:38:19,690 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:38:19,690 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:38:19,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-23 15:38:19,897 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:38:19,897 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-23 15:38:19,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:38:19,898 INFO L85 PathProgramCache]: Analyzing trace with hash -771029675, now seen corresponding path program 1 times [2022-11-23 15:38:19,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:38:19,898 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449554738] [2022-11-23 15:38:19,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:38:19,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:38:19,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:38:20,023 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-11-23 15:38:20,024 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:38:20,024 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449554738] [2022-11-23 15:38:20,024 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449554738] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:38:20,024 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:38:20,025 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 15:38:20,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146451132] [2022-11-23 15:38:20,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:38:20,027 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:38:20,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:38:20,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:38:20,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:38:20,028 INFO L87 Difference]: Start difference. First operand 249 states and 386 transitions. Second operand has 4 states, 3 states have (on average 19.666666666666668) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-23 15:38:20,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:38:20,086 INFO L93 Difference]: Finished difference Result 249 states and 386 transitions. [2022-11-23 15:38:20,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 15:38:20,087 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 19.666666666666668) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 110 [2022-11-23 15:38:20,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:38:20,089 INFO L225 Difference]: With dead ends: 249 [2022-11-23 15:38:20,089 INFO L226 Difference]: Without dead ends: 0 [2022-11-23 15:38:20,090 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:38:20,091 INFO L413 NwaCegarLoop]: 202 mSDtfsCounter, 98 mSDsluCounter, 269 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 471 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 15:38:20,091 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 471 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 15:38:20,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-23 15:38:20,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-23 15:38:20,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 15:38:20,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-23 15:38:20,095 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 110 [2022-11-23 15:38:20,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:38:20,095 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 15:38:20,096 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 19.666666666666668) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-23 15:38:20,096 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-23 15:38:20,096 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-23 15:38:20,099 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-23 15:38:20,099 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-23 15:38:20,100 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 15:38:20,102 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-23 15:38:20,826 INFO L902 garLoopResultBuilder]: At program point L187(line 187) the Hoare annotation is: true [2022-11-23 15:38:20,826 INFO L899 garLoopResultBuilder]: For program point L187-1(line 187) no Hoare annotation was computed. [2022-11-23 15:38:20,827 INFO L899 garLoopResultBuilder]: For program point L184(lines 184 189) no Hoare annotation was computed. [2022-11-23 15:38:20,827 INFO L899 garLoopResultBuilder]: For program point L181(lines 181 189) no Hoare annotation was computed. [2022-11-23 15:38:20,827 INFO L902 garLoopResultBuilder]: At program point read_manual_selection_historyENTRY(lines 173 191) the Hoare annotation is: true [2022-11-23 15:38:20,827 INFO L899 garLoopResultBuilder]: For program point L178(lines 178 189) no Hoare annotation was computed. [2022-11-23 15:38:20,827 INFO L899 garLoopResultBuilder]: For program point read_manual_selection_historyEXIT(lines 173 191) no Hoare annotation was computed. [2022-11-23 15:38:20,827 INFO L899 garLoopResultBuilder]: For program point read_manual_selection_historyFINAL(lines 173 191) no Hoare annotation was computed. [2022-11-23 15:38:20,827 INFO L899 garLoopResultBuilder]: For program point read_side2_failed_historyEXIT(lines 113 131) no Hoare annotation was computed. [2022-11-23 15:38:20,827 INFO L902 garLoopResultBuilder]: At program point L127(line 127) the Hoare annotation is: true [2022-11-23 15:38:20,827 INFO L899 garLoopResultBuilder]: For program point L127-1(line 127) no Hoare annotation was computed. [2022-11-23 15:38:20,828 INFO L902 garLoopResultBuilder]: At program point read_side2_failed_historyENTRY(lines 113 131) the Hoare annotation is: true [2022-11-23 15:38:20,828 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 129) no Hoare annotation was computed. [2022-11-23 15:38:20,828 INFO L899 garLoopResultBuilder]: For program point read_side2_failed_historyFINAL(lines 113 131) no Hoare annotation was computed. [2022-11-23 15:38:20,828 INFO L899 garLoopResultBuilder]: For program point L121(lines 121 129) no Hoare annotation was computed. [2022-11-23 15:38:20,828 INFO L899 garLoopResultBuilder]: For program point L118(lines 118 129) no Hoare annotation was computed. [2022-11-23 15:38:20,828 INFO L902 garLoopResultBuilder]: At program point assertENTRY(lines 608 619) the Hoare annotation is: true [2022-11-23 15:38:20,828 INFO L899 garLoopResultBuilder]: For program point assertEXIT(lines 608 619) no Hoare annotation was computed. [2022-11-23 15:38:20,828 INFO L902 garLoopResultBuilder]: At program point L97(line 97) the Hoare annotation is: true [2022-11-23 15:38:20,829 INFO L899 garLoopResultBuilder]: For program point L97-1(line 97) no Hoare annotation was computed. [2022-11-23 15:38:20,829 INFO L899 garLoopResultBuilder]: For program point L94(lines 94 99) no Hoare annotation was computed. [2022-11-23 15:38:20,829 INFO L899 garLoopResultBuilder]: For program point read_side1_failed_historyFINAL(lines 83 101) no Hoare annotation was computed. [2022-11-23 15:38:20,829 INFO L899 garLoopResultBuilder]: For program point L91(lines 91 99) no Hoare annotation was computed. [2022-11-23 15:38:20,829 INFO L899 garLoopResultBuilder]: For program point read_side1_failed_historyEXIT(lines 83 101) no Hoare annotation was computed. [2022-11-23 15:38:20,829 INFO L899 garLoopResultBuilder]: For program point L88(lines 88 99) no Hoare annotation was computed. [2022-11-23 15:38:20,829 INFO L902 garLoopResultBuilder]: At program point read_side1_failed_historyENTRY(lines 83 101) the Hoare annotation is: true [2022-11-23 15:38:20,830 INFO L895 garLoopResultBuilder]: At program point L382(line 382) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ ~s1p_old~0 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0 (<= (+ ~s2p_old~0 1) 0)))) [2022-11-23 15:38:20,830 INFO L899 garLoopResultBuilder]: For program point L382-1(line 382) no Hoare annotation was computed. [2022-11-23 15:38:20,830 INFO L899 garLoopResultBuilder]: For program point L498(line 498) no Hoare annotation was computed. [2022-11-23 15:38:20,834 INFO L895 garLoopResultBuilder]: At program point L300(lines 293 309) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ ~s1p_old~0 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0 (<= (+ ~s2p_old~0 1) 0)))) [2022-11-23 15:38:20,834 INFO L899 garLoopResultBuilder]: For program point L515(lines 515 532) no Hoare annotation was computed. [2022-11-23 15:38:20,835 INFO L899 garLoopResultBuilder]: For program point L482(line 482) no Hoare annotation was computed. [2022-11-23 15:38:20,835 INFO L899 garLoopResultBuilder]: For program point L515-1(lines 515 532) no Hoare annotation was computed. [2022-11-23 15:38:20,835 INFO L902 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-11-23 15:38:20,835 INFO L899 garLoopResultBuilder]: For program point L499(lines 499 513) no Hoare annotation was computed. [2022-11-23 15:38:20,835 INFO L895 garLoopResultBuilder]: At program point L499-1(lines 499 513) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-11-23 15:38:20,836 INFO L899 garLoopResultBuilder]: For program point L301(lines 290 309) no Hoare annotation was computed. [2022-11-23 15:38:20,836 INFO L895 garLoopResultBuilder]: At program point L516(line 516) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-11-23 15:38:20,836 INFO L899 garLoopResultBuilder]: For program point L483(lines 483 497) no Hoare annotation was computed. [2022-11-23 15:38:20,836 INFO L899 garLoopResultBuilder]: For program point L516-1(line 516) no Hoare annotation was computed. [2022-11-23 15:38:20,837 INFO L895 garLoopResultBuilder]: At program point L483-1(lines 483 497) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-11-23 15:38:20,837 INFO L895 garLoopResultBuilder]: At program point L533(lines 417 535) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-11-23 15:38:20,837 INFO L895 garLoopResultBuilder]: At program point L500(line 500) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-11-23 15:38:20,837 INFO L899 garLoopResultBuilder]: For program point L500-1(line 500) no Hoare annotation was computed. [2022-11-23 15:38:20,837 INFO L899 garLoopResultBuilder]: For program point L467-1(lines 461 477) no Hoare annotation was computed. [2022-11-23 15:38:20,838 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 531) no Hoare annotation was computed. [2022-11-23 15:38:20,838 INFO L895 garLoopResultBuilder]: At program point L484(line 484) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-11-23 15:38:20,838 INFO L895 garLoopResultBuilder]: At program point L451(line 451) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-11-23 15:38:20,838 INFO L899 garLoopResultBuilder]: For program point L484-1(line 484) no Hoare annotation was computed. [2022-11-23 15:38:20,839 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 512) no Hoare annotation was computed. [2022-11-23 15:38:20,839 INFO L899 garLoopResultBuilder]: For program point L468(lines 468 470) no Hoare annotation was computed. [2022-11-23 15:38:20,839 INFO L895 garLoopResultBuilder]: At program point L518(line 518) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-11-23 15:38:20,839 INFO L899 garLoopResultBuilder]: For program point L485(lines 485 496) no Hoare annotation was computed. [2022-11-23 15:38:20,839 INFO L899 garLoopResultBuilder]: For program point L518-1(line 518) no Hoare annotation was computed. [2022-11-23 15:38:20,840 INFO L899 garLoopResultBuilder]: For program point L452(line 452) no Hoare annotation was computed. [2022-11-23 15:38:20,840 INFO L895 garLoopResultBuilder]: At program point L353(lines 346 366) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ ~s1p_old~0 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0 (<= (+ ~s2p_old~0 1) 0)))) [2022-11-23 15:38:20,840 INFO L895 garLoopResultBuilder]: At program point L601(line 601) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-11-23 15:38:20,840 INFO L899 garLoopResultBuilder]: For program point L601-1(line 601) no Hoare annotation was computed. [2022-11-23 15:38:20,840 INFO L895 garLoopResultBuilder]: At program point L502(line 502) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-11-23 15:38:20,841 INFO L899 garLoopResultBuilder]: For program point L502-1(line 502) no Hoare annotation was computed. [2022-11-23 15:38:20,841 INFO L895 garLoopResultBuilder]: At program point L403(lines 396 412) the Hoare annotation is: (let ((.cse0 (<= (+ ~s1p_old~0 1) 0)) (.cse1 (<= (+ ~nomsg~0 1) 0)) (.cse2 (<= (+ ~s2p_old~0 1) 0))) (or (and .cse0 (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse1 .cse2) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) .cse0 (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse1 .cse2))) [2022-11-23 15:38:20,841 INFO L895 garLoopResultBuilder]: At program point L519(line 519) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-11-23 15:38:20,841 INFO L895 garLoopResultBuilder]: At program point L486(line 486) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-11-23 15:38:20,842 INFO L899 garLoopResultBuilder]: For program point L519-1(line 519) no Hoare annotation was computed. [2022-11-23 15:38:20,842 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 481) no Hoare annotation was computed. [2022-11-23 15:38:20,842 INFO L899 garLoopResultBuilder]: For program point L486-1(line 486) no Hoare annotation was computed. [2022-11-23 15:38:20,842 INFO L895 garLoopResultBuilder]: At program point L453-1(lines 453 481) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-11-23 15:38:20,842 INFO L899 garLoopResultBuilder]: For program point L602(line 602) no Hoare annotation was computed. [2022-11-23 15:38:20,843 INFO L899 garLoopResultBuilder]: For program point L602-1(line 602) no Hoare annotation was computed. [2022-11-23 15:38:20,843 INFO L899 garLoopResultBuilder]: For program point L503(lines 503 505) no Hoare annotation was computed. [2022-11-23 15:38:20,843 INFO L895 garLoopResultBuilder]: At program point L404(lines 390 412) the Hoare annotation is: (let ((.cse0 (<= (+ ~s1p_old~0 1) 0)) (.cse1 (<= (+ ~nomsg~0 1) 0)) (.cse2 (<= (+ ~s2p_old~0 1) 0))) (or (and .cse0 (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse1 .cse2) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) .cse0 (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse1 .cse2))) [2022-11-23 15:38:20,843 INFO L895 garLoopResultBuilder]: At program point L371(lines 317 373) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ ~s1p_old~0 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0 (<= (+ ~s2p_old~0 1) 0)))) [2022-11-23 15:38:20,843 INFO L899 garLoopResultBuilder]: For program point L520(lines 520 530) no Hoare annotation was computed. [2022-11-23 15:38:20,844 INFO L899 garLoopResultBuilder]: For program point L487(lines 487 489) no Hoare annotation was computed. [2022-11-23 15:38:20,844 INFO L895 garLoopResultBuilder]: At program point L454(line 454) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-11-23 15:38:20,844 INFO L899 garLoopResultBuilder]: For program point L454-1(line 454) no Hoare annotation was computed. [2022-11-23 15:38:20,844 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 359) no Hoare annotation was computed. [2022-11-23 15:38:20,844 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-23 15:38:20,845 INFO L895 garLoopResultBuilder]: At program point L521(line 521) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-11-23 15:38:20,845 INFO L899 garLoopResultBuilder]: For program point L521-1(line 521) no Hoare annotation was computed. [2022-11-23 15:38:20,845 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 480) no Hoare annotation was computed. [2022-11-23 15:38:20,845 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 309) no Hoare annotation was computed. [2022-11-23 15:38:20,846 INFO L895 garLoopResultBuilder]: At program point L522(line 522) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-11-23 15:38:20,846 INFO L899 garLoopResultBuilder]: For program point L522-1(line 522) no Hoare annotation was computed. [2022-11-23 15:38:20,846 INFO L895 garLoopResultBuilder]: At program point L456(line 456) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-11-23 15:38:20,846 INFO L899 garLoopResultBuilder]: For program point L456-1(line 456) no Hoare annotation was computed. [2022-11-23 15:38:20,846 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 412) no Hoare annotation was computed. [2022-11-23 15:38:20,847 INFO L895 garLoopResultBuilder]: At program point L506(line 506) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-11-23 15:38:20,847 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 475) no Hoare annotation was computed. [2022-11-23 15:38:20,847 INFO L899 garLoopResultBuilder]: For program point L506-1(line 506) no Hoare annotation was computed. [2022-11-23 15:38:20,847 INFO L899 garLoopResultBuilder]: For program point L523(lines 523 529) no Hoare annotation was computed. [2022-11-23 15:38:20,847 INFO L895 garLoopResultBuilder]: At program point L490(line 490) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-11-23 15:38:20,848 INFO L899 garLoopResultBuilder]: For program point L457(lines 457 479) no Hoare annotation was computed. [2022-11-23 15:38:20,848 INFO L899 garLoopResultBuilder]: For program point L490-1(line 490) no Hoare annotation was computed. [2022-11-23 15:38:20,848 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 602) no Hoare annotation was computed. [2022-11-23 15:38:20,848 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 511) no Hoare annotation was computed. [2022-11-23 15:38:20,848 INFO L895 garLoopResultBuilder]: At program point L524(line 524) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-11-23 15:38:20,849 INFO L899 garLoopResultBuilder]: For program point L491(lines 491 495) no Hoare annotation was computed. [2022-11-23 15:38:20,849 INFO L899 garLoopResultBuilder]: For program point L524-1(line 524) no Hoare annotation was computed. [2022-11-23 15:38:20,849 INFO L895 garLoopResultBuilder]: At program point L458(line 458) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-11-23 15:38:20,849 INFO L899 garLoopResultBuilder]: For program point L458-1(line 458) no Hoare annotation was computed. [2022-11-23 15:38:20,849 INFO L899 garLoopResultBuilder]: For program point L293(lines 293 309) no Hoare annotation was computed. [2022-11-23 15:38:20,849 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 602) no Hoare annotation was computed. [2022-11-23 15:38:20,850 INFO L899 garLoopResultBuilder]: For program point L508(lines 508 510) no Hoare annotation was computed. [2022-11-23 15:38:20,850 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 366) no Hoare annotation was computed. [2022-11-23 15:38:20,850 INFO L899 garLoopResultBuilder]: For program point L277(lines 277 283) no Hoare annotation was computed. [2022-11-23 15:38:20,850 INFO L895 garLoopResultBuilder]: At program point L525(line 525) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-11-23 15:38:20,851 INFO L899 garLoopResultBuilder]: For program point L492(lines 492 494) no Hoare annotation was computed. [2022-11-23 15:38:20,851 INFO L899 garLoopResultBuilder]: For program point L525-1(line 525) no Hoare annotation was computed. [2022-11-23 15:38:20,851 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 478) no Hoare annotation was computed. [2022-11-23 15:38:20,851 INFO L899 garLoopResultBuilder]: For program point L393(lines 393 412) no Hoare annotation was computed. [2022-11-23 15:38:20,851 INFO L899 garLoopResultBuilder]: For program point L294(lines 294 298) no Hoare annotation was computed. [2022-11-23 15:38:20,851 INFO L899 garLoopResultBuilder]: For program point L526(lines 526 528) no Hoare annotation was computed. [2022-11-23 15:38:20,852 INFO L895 garLoopResultBuilder]: At program point L460(line 460) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-11-23 15:38:20,852 INFO L899 garLoopResultBuilder]: For program point L460-1(line 460) no Hoare annotation was computed. [2022-11-23 15:38:20,852 INFO L895 garLoopResultBuilder]: At program point L361(lines 354 366) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ ~s1p_old~0 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0 (<= (+ ~s2p_old~0 1) 0)))) [2022-11-23 15:38:20,852 INFO L895 garLoopResultBuilder]: At program point L560(line 560) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= (+ ~nomsg~0 1) 0)) [2022-11-23 15:38:20,853 INFO L899 garLoopResultBuilder]: For program point L560-1(line 560) no Hoare annotation was computed. [2022-11-23 15:38:20,853 INFO L899 garLoopResultBuilder]: For program point L461(lines 461 477) no Hoare annotation was computed. [2022-11-23 15:38:20,853 INFO L899 garLoopResultBuilder]: For program point L362-1(lines 343 366) no Hoare annotation was computed. [2022-11-23 15:38:20,853 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 366) no Hoare annotation was computed. [2022-11-23 15:38:20,853 INFO L899 garLoopResultBuilder]: For program point L462(lines 462 466) no Hoare annotation was computed. [2022-11-23 15:38:20,853 INFO L899 garLoopResultBuilder]: For program point L396(lines 396 412) no Hoare annotation was computed. [2022-11-23 15:38:20,854 INFO L899 garLoopResultBuilder]: For program point L462-2(lines 461 477) no Hoare annotation was computed. [2022-11-23 15:38:20,854 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 336) no Hoare annotation was computed. [2022-11-23 15:38:20,854 INFO L895 garLoopResultBuilder]: At program point L578-2(lines 578 604) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ ~s1p_old~0 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0 (<= (+ ~s2p_old~0 1) 0)))) [2022-11-23 15:38:20,854 INFO L895 garLoopResultBuilder]: At program point L446-2(lines 443 450) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side1~2#1| 1) 0) (<= (+ |ULTIMATE.start_Pendulum_prism_task_each_pals_period_~side2~2#1| 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0))) [2022-11-23 15:38:20,854 INFO L899 garLoopResultBuilder]: For program point L347(lines 347 351) no Hoare annotation was computed. [2022-11-23 15:38:20,855 INFO L895 garLoopResultBuilder]: At program point L314(lines 264 316) the Hoare annotation is: (let ((.cse0 (<= (+ ~nomsg~0 1) 0))) (or (and (<= |ULTIMATE.start_main_~i2~0#1| 9) (<= 1 |ULTIMATE.start_main_~i2~0#1|) .cse0) (and (<= (+ ~s1p_old~0 1) 0) (= |ULTIMATE.start_main_~i2~0#1| 0) .cse0 (<= (+ ~s2p_old~0 1) 0)))) [2022-11-23 15:38:20,855 INFO L899 garLoopResultBuilder]: For program point L463(lines 463 465) no Hoare annotation was computed. [2022-11-23 15:38:20,855 INFO L899 garLoopResultBuilder]: For program point L397(lines 397 401) no Hoare annotation was computed. [2022-11-23 15:38:20,855 INFO L899 garLoopResultBuilder]: For program point L514(line 514) no Hoare annotation was computed. [2022-11-23 15:38:20,855 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 57 59) the Hoare annotation is: true [2022-11-23 15:38:20,856 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 57 59) no Hoare annotation was computed. [2022-11-23 15:38:20,856 INFO L902 garLoopResultBuilder]: At program point L157(line 157) the Hoare annotation is: true [2022-11-23 15:38:20,856 INFO L899 garLoopResultBuilder]: For program point L157-1(line 157) no Hoare annotation was computed. [2022-11-23 15:38:20,856 INFO L899 garLoopResultBuilder]: For program point L154(lines 154 159) no Hoare annotation was computed. [2022-11-23 15:38:20,856 INFO L902 garLoopResultBuilder]: At program point read_active_side_historyENTRY(lines 143 161) the Hoare annotation is: true [2022-11-23 15:38:20,856 INFO L899 garLoopResultBuilder]: For program point L151(lines 151 159) no Hoare annotation was computed. [2022-11-23 15:38:20,857 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 159) no Hoare annotation was computed. [2022-11-23 15:38:20,857 INFO L899 garLoopResultBuilder]: For program point read_active_side_historyEXIT(lines 143 161) no Hoare annotation was computed. [2022-11-23 15:38:20,857 INFO L899 garLoopResultBuilder]: For program point read_active_side_historyFINAL(lines 143 161) no Hoare annotation was computed. [2022-11-23 15:38:20,867 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-11-23 15:38:20,869 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 15:38:20,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:38:20 BoogieIcfgContainer [2022-11-23 15:38:20,901 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 15:38:20,901 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 15:38:20,901 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 15:38:20,902 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 15:38:20,902 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:38:14" (3/4) ... [2022-11-23 15:38:20,905 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 15:38:20,912 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure read_manual_selection_history [2022-11-23 15:38:20,912 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure read_side2_failed_history [2022-11-23 15:38:20,912 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert [2022-11-23 15:38:20,913 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure read_side1_failed_history [2022-11-23 15:38:20,913 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-23 15:38:20,913 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure read_active_side_history [2022-11-23 15:38:20,933 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2022-11-23 15:38:20,934 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-11-23 15:38:20,935 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-23 15:38:20,936 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 15:38:20,971 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (1 <= i2 && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) [2022-11-23 15:38:20,972 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((s1p_\old + 1 <= 0 && i2 <= 9) && 1 <= i2) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) || (((((side1 + 1 <= 0 && s1p_\old + 1 <= 0) && side2 + 1 <= 0) && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) [2022-11-23 15:38:20,972 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((s1p_\old + 1 <= 0 && i2 <= 9) && 1 <= i2) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) || (((((side1 + 1 <= 0 && s1p_\old + 1 <= 0) && side2 + 1 <= 0) && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) [2022-11-23 15:38:20,973 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((i2 <= 9 && 1 <= i2) && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) [2022-11-23 15:38:20,973 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((i2 <= 9 && 1 <= i2) && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) [2022-11-23 15:38:20,974 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((i2 <= 9 && 1 <= i2) && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) [2022-11-23 15:38:20,974 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((i2 <= 9 && 1 <= i2) && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) [2022-11-23 15:38:20,974 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((i2 <= 9 && 1 <= i2) && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) [2022-11-23 15:38:21,030 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/witness.graphml [2022-11-23 15:38:21,030 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 15:38:21,031 INFO L158 Benchmark]: Toolchain (without parser) took 8214.03ms. Allocated memory was 140.5MB in the beginning and 211.8MB in the end (delta: 71.3MB). Free memory was 96.2MB in the beginning and 61.5MB in the end (delta: 34.7MB). Peak memory consumption was 106.4MB. Max. memory is 16.1GB. [2022-11-23 15:38:21,031 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 140.5MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:38:21,031 INFO L158 Benchmark]: CACSL2BoogieTranslator took 432.01ms. Allocated memory is still 140.5MB. Free memory was 96.2MB in the beginning and 78.6MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-23 15:38:21,032 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.87ms. Allocated memory is still 140.5MB. Free memory was 78.6MB in the beginning and 75.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-23 15:38:21,032 INFO L158 Benchmark]: Boogie Preprocessor took 55.03ms. Allocated memory is still 140.5MB. Free memory was 75.2MB in the beginning and 72.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 15:38:21,033 INFO L158 Benchmark]: RCFGBuilder took 1267.55ms. Allocated memory was 140.5MB in the beginning and 176.2MB in the end (delta: 35.7MB). Free memory was 72.7MB in the beginning and 103.0MB in the end (delta: -30.3MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2022-11-23 15:38:21,033 INFO L158 Benchmark]: TraceAbstraction took 6246.69ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 103.0MB in the beginning and 71.9MB in the end (delta: 31.1MB). Peak memory consumption was 67.7MB. Max. memory is 16.1GB. [2022-11-23 15:38:21,033 INFO L158 Benchmark]: Witness Printer took 129.06ms. Allocated memory is still 211.8MB. Free memory was 70.9MB in the beginning and 61.5MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-23 15:38:21,035 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 140.5MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 432.01ms. Allocated memory is still 140.5MB. Free memory was 96.2MB in the beginning and 78.6MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.87ms. Allocated memory is still 140.5MB. Free memory was 78.6MB in the beginning and 75.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.03ms. Allocated memory is still 140.5MB. Free memory was 75.2MB in the beginning and 72.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1267.55ms. Allocated memory was 140.5MB in the beginning and 176.2MB in the end (delta: 35.7MB). Free memory was 72.7MB in the beginning and 103.0MB in the end (delta: -30.3MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. * TraceAbstraction took 6246.69ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 103.0MB in the beginning and 71.9MB in the end (delta: 31.1MB). Peak memory consumption was 67.7MB. Max. memory is 16.1GB. * Witness Printer took 129.06ms. Allocated memory is still 211.8MB. Free memory was 70.9MB in the beginning and 61.5MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 602]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 602]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 142 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 6.1s, OverallIterations: 5, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1536 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1466 mSDsluCounter, 3485 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2320 mSDsCounter, 133 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 490 IncrementalHoareTripleChecker+Invalid, 623 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 133 mSolverCounterUnsat, 1165 mSDtfsCounter, 490 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 354 GetRequests, 319 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=250occurred in iteration=2, InterpolantAutomatonStates: 26, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 112 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 321 PreInvPairs, 387 NumberOfFragments, 1116 HoareAnnotationTreeSize, 321 FomulaSimplifications, 768 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 45 FomulaSimplificationsInter, 125 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 809 NumberOfCodeBlocks, 809 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 801 ConstructedInterpolants, 0 QuantifiedInterpolants, 1417 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1858 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 441/497 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: (1 <= i2 && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: ((i2 <= 9 && 1 <= i2) && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) - InvariantResult [Line: 396]: Loop Invariant Derived loop invariant: ((((s1p_\old + 1 <= 0 && i2 <= 9) && 1 <= i2) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) || (((((side1 + 1 <= 0 && s1p_\old + 1 <= 0) && side2 + 1 <= 0) && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) - InvariantResult [Line: 317]: Loop Invariant Derived loop invariant: ((i2 <= 9 && 1 <= i2) && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) - InvariantResult [Line: 390]: Loop Invariant Derived loop invariant: ((((s1p_\old + 1 <= 0 && i2 <= 9) && 1 <= i2) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) || (((((side1 + 1 <= 0 && s1p_\old + 1 <= 0) && side2 + 1 <= 0) && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: ((i2 <= 9 && 1 <= i2) && nomsg + 1 <= 0) || (((side1 + 1 <= 0 && side2 + 1 <= 0) && i2 == 0) && nomsg + 1 <= 0) - InvariantResult [Line: 354]: Loop Invariant Derived loop invariant: ((i2 <= 9 && 1 <= i2) && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: ((i2 <= 9 && 1 <= i2) && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: ((i2 <= 9 && 1 <= i2) && nomsg + 1 <= 0) || (((s1p_\old + 1 <= 0 && i2 == 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) RESULT: Ultimate proved your program to be correct! [2022-11-23 15:38:21,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e6eca8-6990-467a-904c-79cf834c9f25/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE